Russian standards
Phthalic anhydride for industrial use. Method for the determination of colour after treatment with sulphuric acid
Document status: Active
Phthalic anhydride for industrial use. Method for the determination of ash
Document status: Active
Phthalic anhydride for industrial use. Method for the determination of impurities oxidirable in the cold by potassium permanganate
Document status: Active
Integrated microcircuits for digital devices. Basic parameters
Document status: Active
Through type welded pipe connections with a ball nipple. Design and basic dimensions
Document status: Active
Tee reducing tube connections with ball nipple. Construction and basic dimensions
Document status: Active